Weather Records on 17 July 1949

405 weather records were set or tied worldwide on 17 July 1949. Highest significance: St John Bethlehem Aca, US.

Key Facts for 17 July 1949

On 17 July 1949, 405 weather records were set or tied at long-record stations worldwide.
75 were record highs and 122 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 402 daily.
St John Bethlehem Aca set a daily record precipitation of 100.3 mm (3.9 in) on 17 July 1949.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 445 records.

Record Map

405 stations

405 station records on 17 July 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
St John Bethlehem Aca	United States	Record daily precipitation	100.3 mm (3.9 in)	55 of 100 (Notable)
Katol	India	Record daily precipitation	92.2 mm (3.6 in)	53 of 100 (Notable)
Monticello	United States	Record daily precipitation	83.8 mm (3.3 in)	52 of 100 (Notable)
Sitamau	India	Record daily precipitation	132.1 mm (5.2 in)	50 of 100 (Notable)
Tortosa - Observatorio del Ebr	Spain	Record daily precipitation	61.0 mm (2.4 in)	49 of 100 (Notable)
Sirpur	India	Record daily precipitation	124.5 mm (4.9 in)	45 of 100 (Notable)
Jacobina	Brazil	Record daily precipitation	43.0 mm (1.7 in)	44 of 100 (Notable)
Donegaon	India	Record daily precipitation	109.0 mm (4.3 in)	42 of 100 (Notable)
Trenton 2	United States	Record daily precipitation	88.6 mm (3.5 in)	41 of 100 (Notable)
Shegaon	India	Record daily precipitation	52.3 mm (2.1 in)	37 of 100 (Notable)
Ratlam	India	Record daily precipitation	91.7 mm (3.6 in)	36 of 100 (Notable)
Digras	India	Record daily precipitation	116.3 mm (4.6 in)	36 of 100 (Notable)
Nordby (Fano)	Denmark	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Mehkar	India	Record daily precipitation	89.4 mm (3.5 in)	35 of 100 (Notable)
Arvi	India	Record daily precipitation	87.9 mm (3.5 in)	35 of 100 (Notable)
Buchanan	United States	Record daily precipitation	53.3 mm (2.1 in)	35 of 100 (Notable)
Harda	India	Record daily precipitation	140.2 mm (5.5 in)	34 of 100 (Routine)
Mahackala	Russia	Record high minimum temperature	27.0 C (80.6 F)	34 of 100 (Routine)
Cadiz	United States	Record daily precipitation	63.2 mm (2.5 in)	34 of 100 (Routine)
Adel	United States	Record high minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Brownsville	United States	Record daily precipitation	91.7 mm (3.6 in)	32 of 100 (Routine)
Hot Springs	United States	Record daily precipitation	36.8 mm (1.4 in)	32 of 100 (Routine)
Jamner	India	Record daily precipitation	56.4 mm (2.2 in)	31 of 100 (Routine)
Mendota	United States	Record daily precipitation	47.5 mm (1.9 in)	31 of 100 (Routine)
Perseoni	India	Record daily precipitation	86.9 mm (3.4 in)	30 of 100 (Routine)
Sugar Land	United States	Record low maximum temperature	28.3 C (82.9 F)	30 of 100 (Routine)
Collins	United States	Record daily precipitation	53.3 mm (2.1 in)	29 of 100 (Routine)
Highlands	United States	Record daily precipitation	47.5 mm (1.9 in)	29 of 100 (Routine)
Stuttgart-Stadt	Germany	Record daily precipitation	30.4 mm (1.2 in)	28 of 100 (Routine)
Syktyvkar	Russia	Record daily precipitation	37.5 mm (1.5 in)	28 of 100 (Routine)
Saint Leo	United States	Record daily precipitation	51.1 mm (2.0 in)	27 of 100 (Routine)
Lake Eildon	Australia	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Atner	India	Record daily precipitation	68.6 mm (2.7 in)	26 of 100 (Routine)
Karesuando	Sweden	Record low minimum temperature	0.0 C (32.0 F)	26 of 100 (Routine)
Jeanerette 5 NW	United States	Record low maximum temperature	27.8 C (82.0 F)	26 of 100 (Routine)
Schriever	United States	Record low maximum temperature	27.2 C (81.0 F)	26 of 100 (Routine)
Trenton	United States	Record daily precipitation	59.4 mm (2.3 in)	26 of 100 (Routine)
Biser	Russia	Record daily precipitation	42.7 mm (1.7 in)	25 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record low minimum temperature	0.0 C (32.0 F)	25 of 100 (Routine)
Monticello	United States	Record low maximum temperature	27.2 C (81.0 F)	25 of 100 (Routine)
Carnarvon Post Office	Australia	Record high maximum temperature	28.7 C (83.7 F)	24 of 100 (Routine)
Vijayawada	India	Record daily precipitation	43.9 mm (1.7 in)	24 of 100 (Routine)
Morsi	India	Record daily precipitation	65.8 mm (2.6 in)	24 of 100 (Routine)
Kisinev	Moldova	Record high minimum temperature	19.4 C (66.9 F)	24 of 100 (Routine)
Tarnaby	Sweden	Record low minimum temperature	-0.3 C (31.5 F)	24 of 100 (Routine)
Amite	United States	Record low maximum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
Covington 8 WNW	United States	Record low maximum temperature	27.8 C (82.0 F)	24 of 100 (Routine)
New Iberia AP - Acadiana Rgnl	United States	Record low minimum temperature	21.7 C (71.1 F)	24 of 100 (Routine)
Mt Pocono 2 N	United States	Record daily precipitation	31.8 mm (1.3 in)	24 of 100 (Routine)
White River	Canada	Record high maximum temperature	32.2 C (90.0 F)	23 of 100 (Routine)
Anjangaon	India	Record daily precipitation	60.5 mm (2.4 in)	23 of 100 (Routine)
Ocala	United States	Record daily precipitation	67.3 mm (2.6 in)	23 of 100 (Routine)
Lake Arthur 7 SW	United States	Record low maximum temperature	27.8 C (82.0 F)	23 of 100 (Routine)
Cumberland	United States	Record daily precipitation	25.9 mm (1.0 in)	23 of 100 (Routine)
Bay Saint Louis	United States	Record low maximum temperature	27.8 C (82.0 F)	23 of 100 (Routine)
Joseph	United States	Record low minimum temperature	1.1 C (34.0 F)	23 of 100 (Routine)
State College	United States	Record daily precipitation	34.5 mm (1.4 in)	23 of 100 (Routine)
Yeotmal	India	Record daily precipitation	82.8 mm (3.3 in)	22 of 100 (Routine)
Darwha	India	Record daily precipitation	74.2 mm (2.9 in)	22 of 100 (Routine)
Bemidji	United States	Record daily precipitation	28.7 mm (1.1 in)	22 of 100 (Routine)

Counts by Type and Timescale

405 records

Records set or tied on 17 July 1949 by type: Highest daily maximum 27, Lowest daily maximum 76, Highest daily minimum 48, Lowest daily minimum 46, Heaviest daily rainfall 208.

Records on 17 July 1949 by type
Record type	Records
Highest daily maximum	27
Lowest daily maximum	76
Highest daily minimum	48
Lowest daily minimum	46
Heaviest daily rainfall	208
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 July 1949 by timescale: all-time 0, monthly 3, daily 402.

How Much Records Were Beaten By

324 broken records

Margins by which the 324 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 83.0. Ties are not counted.

Top 20 by Significance

17 July 1949

Top 20 records on 17 July 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 1949	St John Bethlehem Aca, US	daily rain	100.3 mm (3.9 in)	50.8 mm (2.0 in)	35 years	55 of 100 (Notable)
17 July 1949	Katol, IN	daily rain	92.2 mm (3.6 in)	69.3 mm (2.7 in)	47 years	53 of 100 (Notable)
17 July 1949	Monticello, US	daily rain	83.8 mm (3.3 in)	61.7 mm (2.4 in)	27 years	52 of 100 (Notable)
17 July 1949	Sitamau, IN	daily rain	132.1 mm (5.2 in)	73.2 mm (2.9 in)	47 years	50 of 100 (Notable)
17 July 1949	Tortosa - Observatorio del Ebr, ES	daily rain	61.0 mm (2.4 in)	57.7 mm (2.3 in)	16 years	49 of 100 (Notable)
17 July 1949	Sirpur, IN	daily rain	124.5 mm (4.9 in)	67.3 mm (2.6 in)	24 years	45 of 100 (Notable)
17 July 1949	Jacobina, BR	monthly rain	43.0 mm (1.7 in)	11.2 mm (0.4 in)	27 years	44 of 100 (Notable)
17 July 1949	Donegaon, IN	daily rain	109.0 mm (4.3 in)	47.3 mm (1.9 in)	36 years	42 of 100 (Notable)
17 July 1949	Trenton 2, US	daily rain	88.6 mm (3.5 in)	55.3 mm (2.2 in)	4 years	41 of 100 (Notable)
17 July 1949	Shegaon, IN	daily rain	52.3 mm (2.1 in)	32.5 mm (1.3 in)	47 years	37 of 100 (Notable)
17 July 1949	Ratlam, IN	daily rain	91.7 mm (3.6 in)	56.1 mm (2.2 in)	36 years	36 of 100 (Notable)
17 July 1949	Digras, IN	daily rain	116.3 mm (4.6 in)	64.5 mm (2.5 in)	0 years	36 of 100 (Notable)
17 July 1949	Nordby (Fano), DK	daily rain	27.9 mm (1.1 in)	7.9 mm (0.31 in)	55 years	35 of 100 (Notable)
17 July 1949	Mehkar, IN	daily rain	89.4 mm (3.5 in)	32.0 mm (1.3 in)	36 years	35 of 100 (Notable)
17 July 1949	Arvi, IN	daily rain	87.9 mm (3.5 in)	49.8 mm (2.0 in)	32 years	35 of 100 (Notable)
17 July 1949	Buchanan, US	daily rain	53.3 mm (2.1 in)	25.9 mm (1.0 in)	27 years	35 of 100 (Notable)
17 July 1949	Harda, IN	daily rain	140.2 mm (5.5 in)	83.0 mm (3.3 in)	18 years	34 of 100 (Routine)
17 July 1949	Mahackala, RU	daily high min	27.0 C (80.6 F)	2.5 C (4.5 F)	56 years	34 of 100 (Routine)
17 July 1949	Cadiz, US	daily rain	63.2 mm (2.5 in)	23.8 mm (0.9 in)	43 years	34 of 100 (Routine)
17 July 1949	Adel, US	daily high min	20.6 C (69.1 F)	6.2 C (11.2 F)	39 years	32 of 100 (Routine)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 1949

Records set or tied on this calendar date in each year from 1793 to 1949. 1949 had 405 records.

Counts for years before the ledger starts come from the same station rules.

Records on 07-17 in each year
Year	Records
1793	1
1798	1
1799	1
1801	2
1802	1
1821	1
1827	1
1833	1
1840	1
1842	1
1845	2
1852	1
1862	1
1863	1
1865	2
1866	1
1871	1
1874	1
1875	2
1877	1
1880	1
1881	2
1882	2
1883	5
1884	1
1887	1
1888	2
1889	4
1890	4
1892	5
1893	3
1894	4
1895	1
1896	3
1897	1
1898	2
1899	4
1900	4
1901	6
1902	6
1903	13
1904	4
1905	9
1906	13
1907	12
1908	32
1909	16
1910	8
1911	52
1912	13
1913	26
1914	67
1915	71
1916	27
1917	62
1918	41
1919	45
1920	50
1921	120
1922	206
1923	105
1924	165
1925	275
1926	251
1927	118
1928	116
1929	154
1930	366
1931	492
1932	293
1933	216
1934	438
1935	245
1936	815
1937	313
1938	303
1939	540
1940	319
1941	386
1942	522
1943	321
1944	236
1945	681
1946	523
1947	505
1948	278
1949	405
1950	645
1951	356
1952	772
1953	557
1954	517
1955	512
1956	608
1957	298
1958	693
1959	631
1960	324
1961	408
1962	421
1963	223
1964	481
1965	753
1966	454
1967	965
1968	707
1969	741
1970	486
1971	790
1972	634
1973	680
1974	691
1975	775
1976	1,041
1977	764
1978	794
1979	642
1980	1,137
1981	628
1982	850
1983	1,120
1984	875
1985	483
1986	1,214
1987	1,388
1988	1,239
1989	1,289
1990	953
1991	763
1992	1,055
1993	956
1994	631
1995	917
1996	911
1997	816
1998	1,031
1999	925
2000	1,166
2001	916
2002	995
2003	1,396
2004	908
2005	1,184
2006	1,509
2007	1,218
2008	508
2009	1,218
2010	965
2011	1,101
2012	934
2013	819
2014	1,456
2015	831
2016	679
2017	398
2018	750
2019	477
2020	515
2021	625
2022	791
2023	1,060
2024	814
2025	966
2026	860

Download the Data

Data for records on 1949-07-17: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	292
20 to 40	18
40 to 60	8
60 to 80	5
80 to 100	1